package Song.Han.day07.demo05;

public class Keyboard implements USB{

    @Override
    public void openDevice() {
        System.out.println("键盘可以用了！");
    }

    @Override
    public void closeDevice() {
        System.out.println("键盘拔掉了！");
    }

    public void type(){
        System.out.println("dadadadada……键盘输入");
    }
}
